and then 
to Add to home screen Southern Maryland
Rise 5:51AM
Set 8:18PM
Reporting Station : St. Marys County Regional Airport, MD
There are
3 Weather Alerts
for your area.
3 Weather Alerts
for your area.
72°F
Clear. Mild.
- 78%
- 5 mphS
-
78%
Humidity -
64°F
Dew Point -
72°F
Comfort Level -
10 mi
Visibility -
29.93 in
Barometric Pressure - Air Quality
Waxing gibbous
Rise7:49PM
Set4:57AM
WEDNESDAY EVENING
DCA / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| CORBIN | 50 ppb |  Good |
| WIDEWATER | 53 ppb |  Moderate |
| Shenandoah NP | 51 ppb | Moderate |
| SUMERDUCK | 44 ppb | Good |
| HANOVER | 53 ppb | Moderate |
| MATH and SCIENCE CTR | 50 ppb | Good |
| Rockville | 76 ppb | Moderate |
| SHIRLEY PLANTATION | 45 ppb | Good |
| BEACH ROAD | 50 ppb | Good |
| South Carroll | 78 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 21 May | Ozone | 40 ppb | Good |
| 22 May | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
| 23 May | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
| 24 May | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
| 25 May | Particulates smaller than 2.5 microns | 39 ppb | Good |
| 26 May | Particulates smaller than 2.5 microns | n/a | Good |
| 27 May | Particulates smaller than 2.5 microns | n/a | Good |
Fredericksburg
Northern Virginia
Northern Virginia/DC
Rise 5:51AM
Set 8:18PM
Waxing gibbous
Rise7:49PM
Set4:57AM
WEDNESDAY EVENING
DCA / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 23 May Thursday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 24 May Friday | Good |
well-mixed atmosphere, low pressure |
| 25 May Saturday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 26 May Sunday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 May Monday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 28 May Tuesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 29 May Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 23 May Night | Good |
precipitation, well-mixed atmosphere, low pressure |
| 23 May Morning | Good |
well-mixed atmosphere, low pressure |
| 23 May Afternoon | Good |
precipitation, well-mixed atmosphere, low pressure |
| 23 May Evening | Good |
well-mixed atmosphere, low pressure |
| 24 May Night | Good |
well-mixed atmosphere, low pressure |
| 24 May Morning | Good |
well-mixed atmosphere, low pressure |
| 24 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 24 May Evening | Good |
well-mixed atmosphere, low pressure |